1164033544553 has 32 divisors (see below), whose sum is σ = 1365174915840. Its totient is φ = 981736968960.

The previous prime is 1164033544529. The next prime is 1164033544559. The reversal of 1164033544553 is 3554453304611.

It is a happy number.

It is not a de Polignac number, because 1164033544553 - 2³⁸ = 889155637609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1164033544559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2771303 + ... + 3163571.

It is an arithmetic number, because the mean of its divisors is an integer number (42661716120).

Almost surely, 2^{1164033544553} is an apocalyptic number.

It is an amenable number.

1164033544553 is a deficient number, since it is larger than the sum of its proper divisors (201141371287).

1164033544553 is a wasteful number, since it uses less digits than its factorization.

1164033544553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392657.

The product of its (nonzero) digits is 1296000, while the sum is 44.

The spelling of 1164033544553 in words is "one trillion, one hundred sixty-four billion, thirty-three million, five hundred forty-four thousand, five hundred fifty-three".